// components/tabs/tabs.js
Component({
  properties: {
    list:{
      type:Array
    }
  },

  methods: {
    itemChange(e){
     let {i} = e.currentTarget.dataset
     console.log("这是我的e",e);
      console.log(i); 

      this.triggerEvent('tabsItemChange',{i})
    }
  }
})